Model reference

LG LDS4921ST/WW/BB

Name: LG LDS4921ST/WW/BB
Brand: LG

Dishwasher

1 document7 error codes3 service modes

Available documentation

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Excess error: Excessive water is

From Service Manual 705621, p.33:

1.Access service mode to confirm the active fault code and read stored error history.

2.Measure drain pump winding resistance at connector J7. Expected: 12 to 16 ohms at room temperature.

3.Verify the board switches the pump at 120 VAC during the drain cycle.

Part 4681EA2001T

Drain pump motor

CodeMeaning

Test Mode (LDS5040, LDS4921 Series)["Press and hold Quick + Upper Only + Power buttons simultaneously to enter test mode.","Press…
Test Mode (LDS5540 Series)["Press and hold Extra Rinse + Delay Start + Power buttons simultaneously to enter test…
Test Mode (LDS5560 Series)["Press and hold Half Load + Delay Start + Power buttons simultaneously to enter test mode.","Press…

Full entry steps, exit procedures, and test sequences are available in Max.

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